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Keywords: Polyploidization.svg A scenario for speciation via polyploidy A diploid cell undergoes failed nondisjunctive meiosis to produce diploid gametes which self-fertilize to produce a tetraploid zygote Drawn in Inkscape by Ilmari Karonen based on http //departments oxy edu/biology/bbraker/courses/bio105/images/14 6A 20Sympatric 20speciation 20b JPG - Meiosis Chromosomes SVG evolution SVG genetics Genetic diagrams |